fix: apply automatic clippy fixes across workspace

win-nvim/tests/integration_test.rs

@@ -4,7 +4,7 @@ use std::process::{Command, Stdio};
 
 fn send_message(stdin: &mut std::process::ChildStdin, msg: Value) {
     let s = serde_json::to_string(&msg).unwrap();
-    stdin.write_all(format!("{}\n", s).as_bytes()).unwrap();
+    stdin.write_all(format!("{s}\n").as_bytes()).unwrap();
     stdin.flush().unwrap();
 }